Peppara Wildlife Sanctuary is composed of the dense forests and the Peppara dam built on the Karamana River and was declared as a sanctuary in 1983 to increase the drinking water supply to Thiruvananthapuram and the adjoining suburbs.
This sanctuary with its rich fauna and birds is emerging as a big attraction to wildlife enthusiasts.. This is dotted with large hills and numerous hillocks with forests and Eucalyptus plantations.
The bird species especially the water birds like darter, little cormorant, pied king fisher and egrets are most commonly seen in the sanctuary. Several species of snakes including the king cobra and python are dominantly present in this sanctuary. The Peppara Wildlife Sanctuary is also famous for its wide variety of moth and butterflies. Apart from the wildlife, there are 13 tribal settlements in the Peppara Wildlife Sanctuary.